Pieter Huizinga wrote:You know Martin, I haven't the foggiest idea what all this is about, but I have the highest respect for you that you can do all of this yourself.

LOL! The infrared images speeded up the process of locating issues with the 4 carburetors.Cooler (blueish) indicates less fuel burned, hence some obstruction in the supply...

ST's are actually very nice to work on, spaceous, good access to components and rigid quality.Besides this does it provide a bit of a "therapy"... Others do woodwork in their basement, I'm wrenching on motorcycles...